American Airlines reported that its passenger traffic grew 4.7 percent in February as its capacity increased 8 percent.

However, planes were not as full as its load factor dropped 2.3 percentage points to 77.0 percent.

The Fort Worth-based carrier told investors that it expects unit revenues to be down 6 to 8 percent in the first quarter when compared to first quarter of 2015. It also reaffirmed its guidance to Wall Street that its first quarter pretax margin excluding special accounting items to be between 12 and 14 percent.